| Flight Ticket Booking | In-Flight Wi-Fi | Airport Transfers |
| Flight Ticket Cancellation | Airport Wi-Fi | Sports Equipment |
| Flight Ticket Rescheduling | Missing Luggage | Visa on Arrival |
| Unaccompanied Minor | Immigration Services | Transit Information |
| Baggage Allowance | In-Flight Entertainment | SkyMiles® |
| Duty Free Allowance | In-Flight Duty-Free Items | Concierge Services |
| Flight Information | Corporate Reward Program | Airport Transportation |
| Web / Mobile App Check-in | Economy Class Services | Seats Enquiries and Selection |
| Airport Counter Check-in | Animals and Pets | Receipts and Refunds |
| Self Service Kiosk Check-in | Airport Facilities | Travel Insurance |
| Airport Lounges | Delayed Flights | In-Flight Meals |
| Visa Information | Delta Sky Club Lounges | Codeshare Partners |
